EP2311204A2 - Procédé et appareil de communication utilisant une sous-trame entre une station de base et un relais - Google Patents

Procédé et appareil de communication utilisant une sous-trame entre une station de base et un relais

Info

Publication number
EP2311204A2
EP2311204A2 EP09805154A EP09805154A EP2311204A2 EP 2311204 A2 EP2311204 A2 EP 2311204A2 EP 09805154 A EP09805154 A EP 09805154A EP 09805154 A EP09805154 A EP 09805154A EP 2311204 A2 EP2311204 A2 EP 2311204A2
Authority
EP
European Patent Office
Prior art keywords
backhaul link
subframes
station
base station
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP09805154A
Other languages
German (de)
English (en)
Other versions
EP2311204B1 (fr
EP2311204A4 (fr
Inventor
Hak Seong Kim
Eun Sun Kim
Byeong Geol Cheon
Jun Kui Ahn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP2311204A2 publication Critical patent/EP2311204A2/fr
Publication of EP2311204A4 publication Critical patent/EP2311204A4/fr
Application granted granted Critical
Publication of EP2311204B1 publication Critical patent/EP2311204B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2603—Arrangements for wireless physical layer control
    • H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • H04W84/047—Public Land Mobile systems, e.g. cellular systems using dedicated repeater stations

Definitions

  • the present invention relates to wireless communication, and more particularly, to a method of communication in a wireless communication system comprising a relay.
  • Wireless communication systems are widely used to provide various type of communication services such as voice and data.
  • the wireless communication systems are multiple access systems capable of sharing available radio resources and supporting communication with multiple users.
  • the radio resources are time, frequency, codes, transmission power, etc.
  • multiple access systems include a TDMA (Time Division Multiple Access) system, a CDMA (Code Division Multiple Access) system, an FDMA (Frequency Division Multiple Access) system, an OFDMA (Orthogonal Frequency Division Multiple Access) system, an SC-FDMA (Single Carrier-Frequency Division Multiple Access) system, etc.
  • the TDMA system uses time as radio resources
  • the FDMA system uses frequencies as radio resources
  • the CDMA system uses codes as radio resources
  • the OFDMA system uses subcarriers and time as radio resources.
  • the wireless communication systems support bidirectional communication. Bidirectional communication can be performed using a TDD (Time Division Duplex) mode, an FDD (Frequency Division Duplex) mode, an H-FDD (Half-Frequency Division Duplex) mode, etc.
  • TDD mode uplink transmission and downlink transmission are divided by time resources.
  • the FDD mode uplink transmission and downlink transmission are divided by frequency resources.
  • the H-FDD mode uplink transmission and downlink transmission are divided by combination of time resources and frequency resources.
  • a wireless communication system includes a base station that provides service to a cell which is a certain area.
  • the quality of a signal transmission is affected by a variation of wireless environments in terms of characteristic of wireless transmission technology. Particularly, radio channels vary with time due to various types of scatters and movement of mobile stations. Furthermore, receive power abruptly decreases as a distance between wireless communication subjects increases, and thus the distance is restricted. Accordingly, a mobile station can communicate with a base station when the mobile station is located in the coverage of the base station, in general.
  • a maximum transmission rate between a mobile station and a base station, throughput of a user in a cell and throughput of the entire cell decrease due to scatters, the moving speed of the mobile station, a distance between transmitting and receiving sides, etc. For example, if the mobile station is located on the boundary of the cell or an obstacle such as a building exists between the mobile station and the base station, the quality of communication between the mobile station and the base station may be poor.
  • LTE Long Term Evolution
  • IMT International Mobile Telecommunication
  • the relay station has been recently introduced, and thus a legacy mobile station designed without considering the relay station and a new mobile station designed in consideration of the relay station coexist in a wireless communication system including the relay station. Accordingly, a method for maintaining backward compatibility for the legacy mobile station is required.
  • An object of the present invention is to provide backward compatibility for a legacy mobile station that is designed without considering a relay station.
  • a communication method of a relay station in a wireless communication system comprising the steps of configuring subframes dedicated for a backhaul link between a base station and the relay station and receiving a signal from the base station via the subframes dedicated for the backhaul link, wherein access of a legacy mobile station to at least a part of the subframes dedicated for the backhaul link is restricted.
  • the part of the subframes dedicated for the backhaul link to which access of the legacy mobile station may be restricted corresponds to MBSFN (Multimedia Broadcast multicast service Single Frequency Network) subframe.
  • MBSFN Multimedia Broadcast multicast service Single Frequency Network
  • the method may further comprise the step of transmitting a signal for indicating the subframes dedicated for the backhaul link to a mobile station.
  • the signal may be transmitted through one of 6-bit bitmap, 10-bit bitmap and 24-bit bitmap.
  • the signal may be transmitted by a system information block(SIB).
  • SIB system information block
  • the relay station may not transmit any signal to the mobile station when the relay station receives the signal from the base station through the subframes dedicated for the backhaul link.
  • the subframes dedicated for the backhaul link may be configured among subframes other than subframes through that at least one of a synchronous signal, a broadcast signal and a paging signal is transmitted to mobile stations.
  • the same frequency band may be used for the backhaul link between the base station and the relay station and an access link between the relay station and a mobile station.
  • a communication method of a base station in a wireless communication system comprising the steps of configuring subframes dedicated for a backhaul link between the base station and a relay station and transmitting data to the relay station via the subframes dedicated for the backhaul link, wherein access of a legacy mobile station to at least a part of the subframes dedicated for the backhaul link is restricted.
  • the method may further comprise the step of transmitting a signal for indicating the subframes dedicated for the backhaul link to the relay station via the backhaul link.
  • the method may further comprise the step of transmitting a signal for indicating the subframes dedicated for the backhaul link to the legacy mobile station through the relay station.
  • a mobile station comprising an RF (Radio Frequency) unit transmitting/receiving radio signals and a processor which is configured not to perform channel measurement in at least a part of subframes dedicated for a backhaul link when information on the subframes dedicated for the backhaul link is received from a base station or a relay station.
  • RF Radio Frequency
  • a mobile station comprising an RF unit transmitting/receiving radio signals and a processor which is configured to overhear a signal transmitted through a backhaul link in subframes dedicated for a backhaul link when information on the subframes for the backhaul link is received from a base station or a relay station.
  • a backword compatibility for the legacy mobile station is obtained. Especially, an incorrect channel measurement of the legacy mobile station is prevented.
  • FIG. 1 illustrates a wireless communication system including a relay station
  • FIG. 2 illustrates an example of a structure of a radio frame
  • FIG. 3 illustrates a structure of a downlink subframe
  • FIG. 4 illustrates an example of a frame for link between a base station and a mobile station
  • FIG. 5 illustrates a resource allocation method according to an embodiment of the present invention
  • FIG. 6 is a flowchart showing a resource allocation method for a backhaul link according to an embodiment of the present invention
  • FIG. 7 is a flowchart showing a resource allocation method for a backhaul link according to another embodiment of the present invention.
  • FIG. 8 is a flowchart showing a communicating method using a subframe between a base station and a relay station according to an embodiment of the present invention
  • FIG. 9 is a flowchart showing a communicating method using a subframe between a base station and a relay station according to another embodiment of the present invention.
  • FIG. 10 illustrates a time resource allocation method according to another embodiment of the present invention.
  • FIG. 11 is a block diagram of a wireless communication system including a relay station according to an embodiment of the present invention.
  • CDMA Code Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • TDMA Time Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single Carrier-Frequency Division Multiple Access
  • MC-FDMA Multi Carrier-Frequency Division Multiple Access
  • CDMA can be implemented by radio technology such as UTRAN (Universal Terrestrial Radio Access Network) or CDMA2000.
  • TDMA can be implemented by radio technology such as GSM (Global System for Mobile Communications)/GPRS (General Packet Radio Service)/EDGE (Enhanced Data rates for GSM Evolution).
  • GSM Global System for Mobile Communications
  • GPRS General Packet Radio Service
  • EDGE Enhanced Data rates for GSM Evolution
  • OFDMA can be implemented by radio technology such as IEEE 802.11 (Wi-Fi), IEEE 802.16 (WiMAX), IEEE 802-20 or evolved UTRA (E-UTRA).
  • UTRA is a part of UMTS (Universal Mobile Telecommunications System).
  • 3GPP (3rd Generation Partnership Project) LTE (Long Term Evolution) is a part of E-UMTS (Evolved UMTS) using E-UTRA, and it employs OFDMA for downlink and employs SC-FDMA for uplink.
  • 3GPP LTE-Advanced (referred to as LTE-A hereinafter) is evolved from 3GPP LTE (referred to as LTE hereinafter).
  • FIG. 1 illustrates a wireless communication system including a relay station.
  • the wireless communication system is widely deployed to provide a variety of communication services, such as voices, packet data, etc.
  • the wireless communication system includes one or more mobile stations 10, 11, 12 and 13, a base station 20 and one or more relay stations 30 and 31.
  • the mobile stations 10, 11, 12 and 13 can be fixed or mobile and referred to as another terminology, such as a user equipment(UE), a user terminal(UT), a subscriber station(SS) and a wireless device(or wireless station), etc.
  • the base station 20 is a fixed station communicating with the mobile stations 10, 11, 12 and 13 and can be referred to as another terminology, such as a node-B, a base transceiver system (BTS), an access point, etc.
  • BTS base transceiver system
  • the relay stations 30 and 31 are used to extend coverage or improve a transmission speed according to diversity effect and located between the base station and mobile stations.
  • the relay station may be referred to as another terminology, such as a relay node(RN), a repeater, relay, etc. That is, the mobile stations 10 and 11 located in the coverage of the base station 20 can directly communicate with the base station 20 and the mobile stations 12 and 13 located outside the coverage of the base station 20 can communicate with the base station via the relay stations 30 and 31. Even the mobile stations 10 and 11 located in the coverage of the base station 20 can communicate with the base station 20 via the relay stations 30 and 31 to improve transmission speeds according to diversity effect.
  • RN relay node
  • Relay stations can be classified according to function as follows.
  • Table 1 ‘X’ represents that a corresponding function is supported,‘-‘ represents that a corresponding function is not supported, and ‘(X)’ represents that a corresponding function may be supported or not.
  • the relay stations are classified into L1 relay station, L2 relay station and L3 relay station in Table 1, it is exemplary. This classification is classified according to rough characteristics.
  • Table 1 represents functions of a femto cell and a pico cell in addition to functions of L1, L2 and L3 relay stations. It is assumed that the femto cell and the pico cell support all the functions represented in Table 1.
  • the L1 relay station has AF (Amplify and Forward) function and some additional functions, amplifies a signal received from a base station or a mobile station and transmits the amplified signal to another mobile station or the base station.
  • the L2 relay station has DF (Decoding and Forward) and scheduling functions, demodulates and decodes a signal received from a base station or a mobile station to restore information, codes and modulates the information to generate a signal and transmits the signal to another mobile station or the base station.
  • the L3 relay station has a form similar to a single cell and the same functions as those of the L2 relay station and supports Ho-connection, Ho-disconnection and mobility function.
  • the L3 relay station, the femto cell and the pico cell can change a whole or part of a frame structure. That is, the L3 relay station, the femto cell and the pico cell are relay stations capable of controlling relay cells.
  • the L1 and L2 relay stations cannot change the whole or part of the frame structure. That is, the L1 and L2 relay stations are relay stations that cannot control relay cells. Accordingly, the L1 and L2 relay stations relay only data and a base station directly transmits a control channel to a mobile station.
  • Relay stations mean L1, L2, L3 relay stations, pico cell and femto cell if there is no restriction on the relay stations in the specification.
  • the relay station can transmit or receive data by using radio resources.
  • Radio resources that can be used by the relay station include time resources, frequency resources and space resources.
  • the time resources are represented as subframes, symbols and slots and the frequency resources are represented as subcarriers, resource blocks and component carriers.
  • the space resources are represented as spatial multiplexing and antennas.
  • the radio resources can be exclusively used or shared between a base station and a relay station and between a relay station and a mobile station.
  • a link between a base station and a relay station is referred to as a backhaul link and a link between a relay station and a mobile station is referred to as an access link.
  • the backhaul link between the base station and the relay station can be operated in a FDD mode or a TDD mode.
  • the access link between the relay station and the mobile station can be also operated in the FDD mode or TDD mode.
  • FIG. 2 illustrates an example of a structure of a radio frame.
  • the radio frame uses a normal CP (Cyclic Prefix).
  • the radio frame includes 10 subframes.
  • a subframe may include two slots.
  • a slot may include a plurality of OFDM symbols in the time domain. The number of OFDM symbols included in the slot can be determined based on a CP structure.
  • a slot may include 7 OFDM symbols.
  • the OFDM symbol length is 2048 Ts in a radio frame having a size of 10ms
  • a normal CP length may be 144 Ts.
  • Ts 1/(15000*2048)sec.
  • P-SCH Primary Synchronization Channel
  • P-SCH Primary Synchronization Channel
  • the same PSS Primary Synchronization Signal
  • the P-SCH is used to achieve time domain synchronization such as OFDM symbol synchronization and slot synchronization and/or frequency domain synchronization.
  • ZC Zero-Chu sequence may be used as the PSS and a wireless communication system includes at least one PSS.
  • S-SCH Secondary Synchronization Channel
  • S-SCH and P-SCH may be located at contiguous OFDM symbols.
  • Different SSSs (Secondary Synchronization Signals) are transmitted via two S-SCHs.
  • the S-SCH is used to obtain frame synchronization and/or CP configuration of a cell, that is, information on use of a normal CP or extended CP.
  • a single S-SCH uses two SSSs.
  • SSS may use m-sequence. That is, the single S-SCH includes two m-sequences. For example, if the single S-SCH includes 63 subcarriers, two m-sequences each of which has a length of 31 are mapped to the single S-SCH.
  • the P-SCH and S-SCH are used to obtain physical-layer cell identifies (ID).
  • the physical-layer cell ID can be represented by 168 physical-layer cell ID groups and 3 physical layer IDs belonging to the physical-layer cell ID groups. That is, the total number of physical-layer cell IDs is 504, there are 168 physical-layer cell ID groups, and 3 physical layer IDs are included in each of the physical-layer cell ID groups.
  • the P-SCH may use 3 ZC sequence root indexes indicating physical-layer IDs and the S-SCH may use 168 m-sequence indexes indicating physical-layer cell ID groups.
  • P-BCH Physical-Broadcast Channel
  • the P-BCH occupies 4 OFDM symbols including the third OFDM symbol and OFDM symbols other than the OFDM symbols occupied by the P-SCH and S-SCH in the 0th subframe.
  • the P-BCH is used to obtain basic system configuration information of the corresponding base station.
  • a period of the P-BCH may be 40ms.
  • the radio frame structure shown in FIG. 2 is exemplary and the number of subframes included in the radio frame and the number of slots included in the subframes can be varied.
  • FIG. 3 illustrates a structure of a downlink subframe.
  • the subframe includes two slots in the time domain.
  • Maximum three OFDM symbols at the head of the first slot correspond to a control region on which control channels are allocated and other OFDM symbols correspond to a data region on which PDSCH (Physical Downlink Shared Channel) is allocated.
  • PDSCH Physical Downlink Shared Channel
  • Downlink control channels used in 3GPP LTE include PCFICH (Physical Control Format Indicator Channel), PDCCH (Physical Downlink Control Channel), PHICH (Physical Hybrid-ARQ Indicator Channel), etc.
  • PCFICH transmitted via the first OFDM symbol of the subframe loads information on the number of OFDM symbols (that is, the size of the control region) used to transmit control channels in the subframe.
  • Control information transmitted via PDCCH is referred to as downlink control information (DCI).
  • the DCI includes uplink resource allocation information, downlink resource allocation information and an uplink transmission power control command for arbitrary UE groups.
  • PHICH carries ACK (Acknowledgement)/NACK (Not-Acknowledgement) signals for uplink HARQ (Hybrid Automatic Repeat Request). That is, ACK/NACK signals for uplink data transmitted from a mobile station are transmitted via the PHICH.
  • FIG. 4 illustrates an example of a frame for a link between a base station and a mobile station.
  • a subframe includes a control region transmitting control information and a data region transmitting data. Accordingly, most parts of system operation are performed based on subframes.
  • a frame unit such as a radio frame includes a certain number of subframes. In a wireless communication system without including a relay station, every subframe is allocated for a mobile station communicating with a base station.
  • the structure of an uplink frame is similar to that of a downlink frame.
  • a backhaul link between a base station and a relay station and an access link between the relay station and a mobile station in certain cells can share frequency resources.
  • the relay station it is difficult for the relay station to receive a signal from the base station via the backhaul link and, at the same time, transmit a signal to the mobile station via the access link because the signal received by the relay station via the backhaul link and the signal transmitted from the relay station via the access line interfere with each other to result in signal distortion. This is called self-interference. Accordingly, when the base station transmits a signal to the relay station via the backhaul link, the operation of the mobile station connected to the relay station is problematic.
  • a new mobile station (referred to as LTE-A mobile station hereinafter) designed in consideration of a relay station has capability of overhearing signals transmitted via the backhaul link based on configuration and operates based on a procedure specified by specifications. It is assumed that the LTE-A mobile station can communicate with a relay station as well as a base station in this specification. However, a legacy mobile station (referred to as LTE mobile station corresponding to a mobile station based on Release 8) designed without considering a relay station is not able to know the existence of the relay station. If channel measurement is attempted at the time when a signal is transmitted from the base station to the relay station via the backhaul link, an inaccurate channel measurement result may be obtained due to a difference of reference signals structures. Furthermore, the base station may perform wrong scheduling. Accordingly, it is desirable that the LTE mobile station does not perform channel measurement when a signal is transmitted via the backhaul link.
  • FIG. 5 illustrates a resource allocation method according to an embodiment of the present invention. Though FIG. 5 illustrates downlink transmission for convenience of explanation, the technical spirit of the present invention can be applied to uplink transmission.
  • subframes #n, #n+2, #n+3 and #n+5 are configured as subframes dedicated for an access link and subframes #n+1 and #n+4 are configured as subframes dedicated for a backhaul link. In this manner, some subframes in a frame can be allocated for the access link and the other subframes can be allocated for the backhaul link.
  • FIG. 6 is a flowchart showing a resource allocation method for a backhaul link according to an embodiment of the present invention.
  • a base station configures subframes dedicated for the backhaul link(step S100).
  • the subframes dedicated for the backhaul link may mean subframes configured such that downlink signals are transmitted from the base station to a relay station.
  • the subframes dedicated for the backhaul link can be appropriately configured through signaling between the base station and the relay station, between the base station and a mobile station and between the relay station and the mobile station.
  • the subframes dedicated for the backhaul link may be configured such that the subframes are periodically repeated in a frame.
  • the subframes dedicated for the backhaul link may be configured such that the subframes are periodically repeated for every k subframes.
  • the subframes dedicated for the backhaul link may be configured such that the subframes are non-periodically repeated in the frame. That is, specific subframes in the frame may be configured as subframes dedicated for the backhaul link.
  • the base station may transmit a signal for indicating the subframes dedicated for the backhaul link to the relay station via backhaul link. And the base station may transmit a signal for indicating the subframes dedicated for the backhaul link to a mobile station (hereinafter, a mobile station represents an LTE mobile station and LTE-A mobile station if the mobile station is not particularly specified) through the relay station( step S110).
  • a mobile station represents an LTE mobile station and LTE-A mobile station if the mobile station is not particularly specified
  • the base station can signal the signal by a bitmap.
  • a bitmap ‘1100110011’ can be signaled.
  • the method of signaling the information through a bitmap is exemplary and the base station can signal the information based on various methods.
  • FIG. 7 is a flowchart showing a resource allocation method for a backhaul link according to another embodiment of the present invention.
  • a relay station configures subframes dedicated for the backhaul link(step S200).
  • the subframes dedicated for the backhaul link may be configured such that downlink signals are transmitted from a base station to the relay station.
  • the subframes dedicated for the backhaul link may be appropriately configured through signaling between the base station and the relay station, between the base station and a mobile station and between the relay station and the mobile station.
  • the subframes dedicated for the backhaul link may be configured such that the subframes are periodically repeated in a frame.
  • the subframes dedicated for the backhaul link may be configured such that the subframes are periodically repeated for every k subframes.
  • the subframes dedicated for the backhaul link may be configured such that the subframes are non-periodically repeated in the frame. That is, specific subframes in the frame may be configured as subframes dedicated for the backhaul link.
  • the relay station may transmit a signal for indicating the subframes dedicated for the backhaul link to the mobile station(step S210).
  • the relay station can transmit the signal by a bitmap. For example, when first, second, fifth, sixth, ninth and tenth subframes in a radio frame including ten subframes are configured as subframes dedicated for the backhaul link, a bitmap ‘1100110011’ can be signaled.
  • the method of signaling the information through the bitmap is exemplary and the relay station can signal the information based on various methods.
  • MBSFN Multimedia Broadcast multicast service Single Frequency Network
  • MBSFN can be refered variously, such as “Multi-Media Broadcast over a Single Frequency Network”, “MBMS (Multimedia Broadcast/multicast) over a Single Frequency Network”, “MBMS Single Frequency Network”, “Multicast/Broadcast over a Single Frequency Network”, “Multicast broadcast single frequency network” and “Multicast broadcast single frequency network”.
  • the MBSFN subframe may include a control region and a data region.
  • two leading OFDM symbols in the MBSFN subframe may be allocated for the control region and the other OFDM symbols may be allocated for the data region.
  • Accessibility to the control region and the data region of the MBSFN subframe varies according to mobile station.
  • both the LTE mobile station and LTE-A mobile station can access the control region of the MBSFN subframe and only the LTE-A mobile station can access the data region of the MBSFN subframe.
  • only the LTE-A mobile station can access the whole region of the MBSFN subframe.
  • FIG. 8 is a flowchart showing a communication method using a subframe between a base station and a relay station according to an embodiment of the present invention. It is assumed that a backhaul link between the base station and the relay station and an access link between the relay station and a mobile station use the same frequency band.
  • the base station configures subframes dedicated for the backhaul link between the base station and the relay station(step S300).
  • the subframes dedicated for the backhaul link may be configured such that downlink signals are transmitted from the base station to the relay station.
  • the base station can configure MBSFN subframes as the subframes dedicated for the backhaul link.
  • the base station can consider a subframe including a control signal which must be transmitted from the base station or the relay station to mobile stations. That is, the base station can configure some of subframes other than the subframe including the control signal which must be transmitted to the mobile stations as the subframes dedicated for the backhaul link.
  • the control signal which must be transmitted to the mobile stations includes a synchronization signal, a broadcasting signal and a paging signal.
  • the synchronization signal, the broadcasting signal and the paging signal may be transmitted through 0, 4, 5 and 9 subframes among the 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 subframes in a frame. Accordingly, some of the 1, 2, 3, 6, 7 and 8 subframes can be configured as the subframes dedicated for the backhaul link.
  • the base station informs the relay station of information for representing the subframes dedicated for the backhaul link via backhaul link. And the base station informs the mobile stations of information for representing the subframes dedicated for the backhaul link through the relay station (step S310).
  • the information representing the subframes dedicated for the backhaul link may be transmitted through a bitmap.
  • the base station can transmit a 10-bit bitmap as the information representing the subframes dedicated for the backhaul link.
  • the information representing the subframes dedicated for the backhaul link may be transmitted to the mobile stations by signaling (referred to as MBSFN signaling hereinafter) indicating the MBSFN subframes.
  • MBSFN signaling can be performed through a system information block (SIB).
  • SIB system information block
  • Table 2 represents an example of the system information block for MBSFN signaling.
  • Table 2 ConfigIE :: ⁇ Period , AllocationOffset INTEGER (0..7), Allocation CHOICE ⁇ oneFrame BITMAP (SIZE(6)), fourFrame BITMAP (SIZE(24)) ⁇
  • Configuration information for MBSFN signaling may include the period of a radio frame on which the MBSFN subframe is allocated, radio frame offset (AllocationOffset) and MBSFN subframe allocation information (Allocation).
  • the MBSFN subframe allocation information can be represented as 6 bits when the MBSFN subframe is allocated on every single frame. It can be represented as 24 bits when the MBSFN subframe is allocated on every four frames.
  • the 0, 4, 5 and 9 subframes among the 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 subframes in the frame must transmit a control signal.
  • the information representing the subframes dedicated for the backhaul link can be represented as 6 bits and signaled.
  • the information representing the subframes dedicated for the backhaul link can be transmitted to the mobile stations through the control channels of the MBSFN subframes.
  • the base station may signal whether the MBSFN subframes are subframes used for the original purpose (MBSFN) or subframes for the backhaul link for an LTE-A mobile station. For example, the base station may perform signaling of the combined form that functions as both an indicator indicating the MBSFN subframes and an indicator indicating the subframes dedicated for the backhaul link.
  • the LTE-A mobile station receives MBSFN signaling outside the coverage of the relay station, the LTE-A mobile station can be configured such that the LTE-A mobile station can recognize that the corresponding subframes correspond to the subframes for MBSFN.
  • the LTE-A mobile station when the LTE-A mobile station receives the MBSFN signaling in the coverage of the relay station, the LTE-A mobile station can be configured such that the LTE-A mobile station can recognize whether the corresponding subframes correspond to the subframes dedicated for the backhaul link or the subframes for MBSFN.
  • the base station may add additional information to the MBSFN signaling to allow the LTE-A mobile station to distinguish the subframes dedicated for the backhaul link from the subframes for MBSFN.
  • the LTE-A mobile station in the coverage of the relay station can be configured such that the LTE-A mobile station can recognize that the corresponding subframes correspond to the subframes dedicated for the backhaul link when the LTE-A mobile station receives MBSFN signaling.
  • the information representing the subframes dedicated for the backhaul link, configured in the step S300, may be informed in such a manner that a pattern is previously determined such as LTE PRACH configuration and the index of the pattern is signaled.
  • Table 3 represents a configuration of subframes dedicated for the backhaul link.
  • the relay station or a mobile station may interpret the first and sixth subframes on every frame as subframes dedicated for the backhaul link irrespective of a system frame number. This is useful when scheduling information and subframes dedicated for the backhaul link are previously determined and used.
  • This signaling can be transmitted via a broadcasting channel.
  • the base station transmits a signal to the relay station via the backhaul link in the subframes dedicated for the backhaul link, configured in step 300(step S320).
  • the relay station may not transmit any signal to a mobile station. Accordingly, collision of the backhaul link and access link using the same frequency band can be prevented.
  • the LTE mobile station and the LTE-A mobile station perform different operations.
  • the LTE-A mobile station performs a predetermined operation in the subframes dedicated for the backhaul link(step S330). For example, the LTE-A mobile station recognizes the corresponding subframes as one of subframes for MBSFN and subframes dedicated for the backhaul link. When the LTE-A mobile station recognizes the corresponding subframes as the subframes dedicated for the backhaul link, the LTE-A mobile station can combine data overheard from the MBSFN subframes and data transmitted via the access link from the relay station. Furthermore, when the relay station promises the LTE-A mobile station to perform COMP (Coordinated Multi Point) operation (for example, joint transmission or selection transmission), initial transmission or re-transmission through the relay station can be performed through the MBSFN subframes.
  • COMP Coordinatd Multi Point
  • the LTE mobile station recognizes the subframes dedicated for the backhaul link as subframes that cannot used and does not perform channel measurement for the control region or the whole region of the subframes for the backhaul link(step S340). Accordingly, it is possible to prevent a problem that a mobile station obtains an incorrect channel measurement result even when a relay station (RS) structure of the subframes dedicated for the backhaul link is changed.
  • RS relay station
  • FIG. 9 is a flowchart showing a communication method using a subframe between a base station and a relay station according to another embodiment of the present invention. It is assumed that a backhaul link between the base station and the relay station and an access link between the relay station and a mobile station perform communication using the same frequency band.
  • the relay station sets subframes dedicated for the backhaul link between the base station and the relay station(step S400).
  • MBSFN subframes may be configured as the subframes dedicated for the backhaul link.
  • the relay station informs the base station and mobile stations of information representing the subframes dedicated for the backhaul link, configured in step S400(step S410).
  • the relay station receives a signal from the base station through the backhaul link on the subframes dedicated for the backhaul link, which are configured in step S400(step S420). Meanwhile, when the relay station receives the signal from the base station through the backhaul link in the subframes dedicated for the backhaul link in step S420, an LTE mobile station and an LTE-A mobile station perform different operations.
  • the LTE-A mobile station performs a predetermined operation in the subframes dedicated for the backhaul link(step S430).
  • the LTE mobile station recognizes the subframes dedicated for the backhaul link as subframes that cannot be used and does not perform channel measurement for the control region or the whole region of the subframes for the backhaul link(step S440).
  • the communication method shown in FIG. 9 is identical to the communication method shown in FIG. 8 except that the base station signals the subframes dedicated for the backhaul link in the communication method shown in FIG. 8 while the relay station signals the subframes dedicated for the backhaul link in the communication method shown in FIG. 9.
  • FIG. 10 illustrates a time resource allocation method according to another embodiment of the present invention. Though FIG. 10 illustrates downlink transmission for convenience of explanation, the technical spirit of the present invention can be applied to uplink transmission.
  • subframes #n, #n+2, #n+4 and #n+5 are configured as subframes dedicated for an access link and subframes #n+1 and #n+3 are configured as subframes for the access link and a backhaul link.
  • FIG. 11 is a block diagram of a wireless communication system including a relay station according to an embodiment of the present invention.
  • the wireless communication system includes a base station 100, a relay station 200, and a mobile station 300.
  • the mobile station 300 may be an LTE mobile station (mobile station that is designed without considering the relay station and supports Release 8) or an LTE-A mobile station (mobile station designed in consideration of the relay station).
  • the base station 100 includes a processor 110 and an RF (Radio Frequency) unit 120.
  • the RF unit 120 of the base station 100 transmits/receives radio signals.
  • the processor 110 configures subframes dedicated for a backhaul link, transmits information representing the subframes dedicated for the backhaul link to the relay station 200 and/or the mobile station 300 and transmits a signal to the relay station 200 through the subframes dedicated for the backhaul link.
  • the relay station 200 includes an RF unit 220 and a processor 210.
  • the RF unit 220 of the relay station 200 transmits/receives radio signals.
  • the processor 210 configures subframes dedicated for the backhaul link, transmits information representing the subframes to the base station 100 and/or the mobile station 300 and transmits a signal from the base station 100 through the subframes.
  • the mobile station 300 includes an RF unit 320 and a processor 310.
  • the RF unit 320 of the mobile station 300 transmits/receives radio signals.
  • the processor 310 of the LTE mobile station receives information representing the subframes dedicated for the backhaul link from the base station or the relay station and does not perform channel measurement in at least a part of the subframes dedicated for the backhaul link.
  • the processor 320 of the LTE-A mobile station receives information representing the subframes dedicated for the backhaul link from the base station or the relay station and performs a predetermined process in the subframes dedicated for the backhaul link. For example, the processor 320 of the LTE-A mobile station overhears a signal transmitted through the backhaul link in the subframes dedicated for the backhaul link and combines the overheard signal with a signal transmitted through the access link.
  • the present invention can be embodied as hardware, software or combination thereof.
  • the invention can be implemented in ASIC (Application Specific Integrated Circuit), DSP (Digital Signal Processing), PLD (Programmable Logic Device), FPGA (Field Programmable Gate Array), processor, controller, microprocessor, other electronic units or combinations thereof, which are designed to perform the aforementioned functions.
  • ASIC Application Specific Integrated Circuit
  • DSP Digital Signal Processing
  • PLD Programmable Logic Device
  • FPGA Field Programmable Gate Array
  • the invention can be implemented in a module performing the aforementioned functions.
  • Software can be stored in a memory unit and executed by a processor.
  • the memory unit or the processor can employ various means well-known to those skilled in the art.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)

Abstract

L'invention concerne un procédé de communication d'une station relais dans un système de communication sans fil, le procédé de communication comprenant la configuration des sous-trames dédiées à une liaison terrestre entre une station de base et la station relais et la réception d'un signal provenant de la station de base par l'intermédiaire des sous-trames dédiées à la liaison terrestre, l'accès d'une station mobile existante à au moins une partie des sous-trames dédiées à la liaison terrestre étant limité.
EP09805154.3A 2008-08-06 2009-07-31 Procédé et appareil de communication utilisant une sous-trame entre une station de base et un relais Active EP2311204B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US8679008P 2008-08-06 2008-08-06
KR1020090064416A KR101527978B1 (ko) 2008-08-06 2009-07-15 기지국과 중계기 사이의 서브프레임을 사용하여 통신하는 방법 및 장치
PCT/KR2009/004306 WO2010016693A2 (fr) 2008-08-06 2009-07-31 Procédé et appareil de communication utilisant une sous-trame entre une station de base et un relais

Publications (3)

Publication Number Publication Date
EP2311204A2 true EP2311204A2 (fr) 2011-04-20
EP2311204A4 EP2311204A4 (fr) 2014-12-17
EP2311204B1 EP2311204B1 (fr) 2018-04-04

Family

ID=42089177

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09805154.3A Active EP2311204B1 (fr) 2008-08-06 2009-07-31 Procédé et appareil de communication utilisant une sous-trame entre une station de base et un relais

Country Status (5)

Country Link
US (1) US9148217B2 (fr)
EP (1) EP2311204B1 (fr)
KR (1) KR101527978B1 (fr)
CN (1) CN101960737B (fr)
WO (1) WO2010016693A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2552072A4 (fr) * 2010-03-26 2015-08-26 Alcatel Lucent Procédé et appareil de réutilisation de sous-trames de réseau de diffusion/multidiffusion à fréquence unique (mbsfn)

Families Citing this family (98)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0816992D0 (en) * 2008-09-17 2008-10-22 Vodafone Plc Reference symbol design for relay
US8644408B2 (en) * 2008-10-10 2014-02-04 Qualcomm Incorporated Method and apparatus for channel feedback in a wireless communication system
RU2486711C2 (ru) * 2008-11-07 2013-06-27 Хуавэй Текнолоджиз Ко., Лтд. Способ ретрансляционной передачи и сетевой узел
KR101012391B1 (ko) 2008-11-11 2011-02-09 엘지전자 주식회사 무선 통신 시스템에 있어서, 하향링크로 서브프레임 지정 정보를 전송하는 방법
US8879461B2 (en) 2008-12-01 2014-11-04 Qualcomm Incorporated Blank subframe uplink design
US8284700B2 (en) 2009-01-07 2012-10-09 Fujitsu Semiconductor Limited System and method for cooperative data transfer
KR101075964B1 (ko) * 2009-02-02 2011-10-21 아주대학교산학협력단 통신 시스템에서 다중 링크 중계 장치 및 방법
KR101592924B1 (ko) * 2009-02-03 2016-02-11 삼성전자주식회사 다중의 릴레이 노드들을 이용하는 무선통신 시스템에서 랜덤 액세스를 위한 물리채널 송수신 방법 및 장치
KR101506576B1 (ko) * 2009-05-06 2015-03-27 삼성전자주식회사 무선 통신 시스템에서 백홀 서브프레임 채널 송수신 방법 및 이를 위한 장치
US8750195B2 (en) * 2009-06-10 2014-06-10 Futurewei Technologies, Inc. System and method for multiple relay node operation in a communications system
US9106378B2 (en) 2009-06-10 2015-08-11 Qualcomm Incorporated Systems, apparatus and methods for communicating downlink information
CA2765797A1 (fr) * 2009-06-16 2010-12-23 Interdigital Patent Holdings, Inc. Procede et appareil pour operation harq synchrone et pour eviter les interferences
JP4660609B2 (ja) * 2009-06-22 2011-03-30 株式会社エヌ・ティ・ティ・ドコモ 移動通信方法、無線基地局及びリレーノード
JP5251776B2 (ja) 2009-07-27 2013-07-31 ソニー株式会社 基地局、通信システム、移動端末および中継装置
US9144037B2 (en) 2009-08-11 2015-09-22 Qualcomm Incorporated Interference mitigation by puncturing transmission of interfering cells
JP2013502182A (ja) * 2009-08-14 2013-01-17 リサーチ イン モーション リミテッド ダウンリンク多地点協調（ＣｏＭＰ）伝送のためのフレーム構造および制御信号伝達
WO2011018557A2 (fr) * 2009-08-14 2011-02-17 Nokia Corporation Procédé et appareil pour gérer une charge de traitement d'interférences
US9277566B2 (en) 2009-09-14 2016-03-01 Qualcomm Incorporated Cross-subframe control channel design
US8942192B2 (en) 2009-09-15 2015-01-27 Qualcomm Incorporated Methods and apparatus for subframe interlacing in heterogeneous networks
TWI486018B (zh) * 2009-10-23 2015-05-21 Ind Tech Res Inst 無線中繼轉傳系統的傳送方法及其中繼台
CN105681014A (zh) * 2010-02-12 2016-06-15 三菱电机株式会社 移动通信***
EP2362708B1 (fr) * 2010-02-15 2012-09-19 Alcatel Lucent Procédé de réalisation d'une procédure d'accès aléatoire par un noeud relais dans un réseau de communication radio ou sans fil, noeud relais correspondants
JP4814383B2 (ja) * 2010-03-15 2011-11-16 株式会社エヌ・ティ・ティ・ドコモ 移動通信方法及びリレーノード
WO2011115347A1 (fr) * 2010-03-17 2011-09-22 Lg Electronics Inc. Architecture et procédé pour nœud relais rf, pour l'agrégation de porteuses
KR101703863B1 (ko) 2010-03-17 2017-02-07 엘지전자 주식회사 반송파 집성을 위한 릴레이 rf의 구조 및 방법
US8948085B2 (en) 2010-03-17 2015-02-03 Qualcomm Incorporated Methods and apparatus for best-effort radio backhaul among cells on unlicensed or shared spectrum
US9036533B2 (en) * 2010-03-18 2015-05-19 Acer Incorporated Wireless communication system, and base station and relay station for the wireless communication system
CN102196581B (zh) * 2010-03-19 2015-12-16 中兴通讯股份有限公司 一种回程链路下行子帧的配置方法及***
CN102215058A (zh) * 2010-04-02 2011-10-12 电信科学技术研究院 一种backhaul链路配置的激活方法和设备
JP5315286B2 (ja) * 2010-04-05 2013-10-16 株式会社エヌ・ティ・ティ・ドコモ 無線基地局装置、無線中継局装置及びリソース割り当て方法
KR101712911B1 (ko) * 2010-04-13 2017-03-07 엘지전자 주식회사 하향링크 신호를 수신하는 방법 및 장치
US9271167B2 (en) 2010-04-13 2016-02-23 Qualcomm Incorporated Determination of radio link failure with enhanced interference coordination and cancellation
US9392608B2 (en) 2010-04-13 2016-07-12 Qualcomm Incorporated Resource partitioning information for enhanced interference coordination
US9226288B2 (en) 2010-04-13 2015-12-29 Qualcomm Incorporated Method and apparatus for supporting communications in a heterogeneous network
US9125072B2 (en) 2010-04-13 2015-09-01 Qualcomm Incorporated Heterogeneous network (HetNet) user equipment (UE) radio resource management (RRM) measurements
US9197363B2 (en) 2010-04-13 2015-11-24 Lg Electronics Inc. Method and device for receiving downlink signal
WO2011132946A2 (fr) * 2010-04-22 2011-10-27 엘지전자 주식회사 Procédé permettant d'émettre et de recevoir des signaux entre une station de base et un nœud de relais dans un système de communication sans fil, et appareil associé
CN102238122A (zh) * 2010-04-26 2011-11-09 电信科学技术研究院 一种数据传输的方法、***和装置
JP5773993B2 (ja) 2010-04-28 2015-09-02 三菱電機株式会社 移動体通信システム
WO2011136562A2 (fr) * 2010-04-29 2011-11-03 엘지전자 주식회사 Procédé et appareil d'émission et de réception de signaux entre une station de base et un nœud dans un système de communication sans fil
CN102237985B (zh) * 2010-05-06 2015-12-16 中兴通讯股份有限公司 回程链路上行控制信息的处理方法、***及中继站
KR101461835B1 (ko) * 2010-06-18 2014-11-13 쿄세라 코포레이션 상이한 캐리어에 대한 다중 서브프레임을 통해 배포되는 제어 정보를 갖는 제어 채널 아키텍쳐
US8797896B2 (en) 2010-08-25 2014-08-05 Futurewei Technologies, Inc. System and method for assigning backhaul resources
KR101832530B1 (ko) 2010-09-03 2018-04-04 엘지전자 주식회사 중계국을 포함하는 통신 시스템에서 신호를 송신하는 방법
CN102437904B (zh) * 2010-09-29 2015-05-13 中兴通讯股份有限公司 一种时分双工***及其中继链路的下行反馈方法
US9084223B2 (en) 2010-09-30 2015-07-14 Samsung Electronics Co., Ltd. Method and apparatus for providing multi-media broadcast multicast services data to user equipment over relay nodes
US20130182630A1 (en) * 2010-10-06 2013-07-18 Sumitomo Electric Industries, Ltd. Base station device
US8886190B2 (en) 2010-10-08 2014-11-11 Qualcomm Incorporated Method and apparatus for measuring cells in the presence of interference
US9491766B2 (en) 2010-12-08 2016-11-08 Nokia Technologies Oy Device-to-device communication scenario
CN102026101B (zh) * 2011-01-14 2013-02-20 大唐移动通信设备有限公司 网络部署中继节点的场景下的mbms业务实现方法和设备
CN102123492B (zh) * 2011-01-14 2014-01-15 电信科学技术研究院 配置下行子帧和接收下行数据的方法、***及设备
CN102083006B (zh) * 2011-01-17 2014-06-04 大唐移动通信设备有限公司 一种数据传输方法、装置及***
GB2491335A (en) * 2011-03-24 2012-12-05 Wireless Tech Solutions Llc A relay node receives broadcast data on a first channel and retransmits the broadcast data on a second channel
CN102143597B (zh) * 2011-03-31 2014-02-05 电信科学技术研究院 下行数据的传输方法和设备
CN102170676B (zh) * 2011-04-20 2015-03-11 上海华为技术有限公司 一种准入控制方法及设备、***
WO2012145922A1 (fr) 2011-04-29 2012-11-01 Renesas Mobile Corporation Procédé et appareil de rééquilibrage de la taille des ensembles d'association en liaison descendante (dl) pour des composantes porteuses présentant différentes configurations de sous-trame à duplexage par répartition dans le temps
CN102781100A (zh) * 2011-05-12 2012-11-14 中兴通讯股份有限公司 一种新增回程子帧的配置方法及***
KR101851240B1 (ko) * 2011-05-23 2018-04-23 삼성전자 주식회사 무선 통신 시스템을 위한 동적 시분할 복식 데이터 채널 전송 방법 및 이를 위한 장치
CN102891715B (zh) * 2011-07-22 2017-12-26 中兴通讯股份有限公司 一种回程链路子帧的处理方法和***
CN102307060B (zh) * 2011-08-31 2015-08-19 电信科学技术研究院 一种传输数据的方法和设备
KR20130032798A (ko) * 2011-09-23 2013-04-02 주식회사 팬택 무선 통신 시스템에서 제어 정보를 동적으로 전송하는 방법 및 장치
ES2970013T3 (es) 2011-11-10 2024-05-23 Assia Spe Llc Método, aparato y sistema para optimizar el rendimiento de una unidad de comunicación por un servidor remoto
CN104054306A (zh) * 2011-12-05 2014-09-17 适应性频谱和信号校正股份有限公司 多个wan回程和多个不同lan网络上业务量聚集的***和方法
EP2789133B8 (fr) 2011-12-05 2018-06-06 Assia Spe, Llc Système et procédé d'équilibrage de charges de trafic sur de multiples liaisons terrestres wan et de multiples réseaux lan distincts
US8953478B2 (en) * 2012-01-27 2015-02-10 Intel Corporation Evolved node B and method for coherent coordinated multipoint transmission with per CSI-RS feedback
CN102739601B (zh) * 2012-07-19 2015-07-22 哈尔滨工业大学 Td lte-a***中移动终端与中继节点混合载波协作通信方法
US9544761B2 (en) * 2013-01-28 2017-01-10 Spidercloud Wireless, Inc. Use of a common physical cell identity in a small cell network
US9936470B2 (en) 2013-02-07 2018-04-03 Commscope Technologies Llc Radio access networks
US9380466B2 (en) 2013-02-07 2016-06-28 Commscope Technologies Llc Radio access networks
US9414399B2 (en) 2013-02-07 2016-08-09 Commscope Technologies Llc Radio access networks
CN105308887B (zh) * 2013-03-15 2018-05-01 Lg电子株式会社 在无线通信***中执行同步的方法和设备
CN105474558B (zh) * 2013-08-18 2019-11-08 Lg电子株式会社 无线通信***中的中继器操作方法和设备
CN104685803B (zh) * 2013-09-13 2019-03-08 华为技术有限公司 一种信息传输的方法、装置及***
CN104756428A (zh) * 2013-09-13 2015-07-01 华为技术有限公司 一种信息传输的方法、装置及***
JP6492327B2 (ja) 2013-09-25 2019-04-03 ソニー株式会社 通信制御装置、通信制御方法、無線通信装置及び無線通信方法
US9888469B2 (en) 2014-03-19 2018-02-06 Nec Corporation Signalling for coordinated multi-point transmission and reception (CoMP)
EP3152970B1 (fr) 2014-06-09 2020-03-11 Airvana LP Planification de la même ressource dans des réseaux d'accès radio
US10224986B2 (en) 2014-09-25 2019-03-05 Nec Corporation Signalling in coordinated multi-point transmission and reception (CoMP)
US10230507B2 (en) 2014-09-25 2019-03-12 Nec Corporation Signalling in coordinated multi-point transmission and reception (CoMP)
US10064239B2 (en) * 2014-10-17 2018-08-28 Sony Corporation Apparatus to establish wireless backhaul connection
US20160219584A1 (en) * 2015-01-22 2016-07-28 Texas Instruments Incorporated High performance nlos wireless backhaul frame structure
US20160249303A1 (en) * 2015-02-20 2016-08-25 Thomas J. Kenney Power Control for High Efficiency Wireless Local Area Network
US10785791B1 (en) 2015-12-07 2020-09-22 Commscope Technologies Llc Controlling data transmission in radio access networks
US10492079B2 (en) 2016-08-01 2019-11-26 Corning Optical Communications LLC System and method for citizens band radio spectrum (CBRS) dual cell radio node
US10764798B2 (en) 2016-11-16 2020-09-01 Corning Optical Communications LLC Discovery of neighbor radio access systems by a user mobile communications device serviced by a radio access network (RAN) for reporting discovered systems to a serving system in the RAN
WO2018094713A1 (fr) * 2016-11-26 2018-05-31 华为技术有限公司 Procédé, appareil, et système de transmission de données
KR102434707B1 (ko) * 2016-12-09 2022-08-22 소니그룹주식회사 정보 처리 장치, 및 중계 장치
CN110073616B (zh) * 2017-01-09 2022-03-29 苹果公司 同步信号发送和接收
EP3603154A1 (fr) 2017-03-21 2020-02-05 Corning Optical Communications LLC Systèmes et procédés d'attribution dynamique de spectre parmi des noeuds radio à interférence croisée de systèmes de communication sans fil
CN110476462B (zh) * 2017-03-31 2023-10-03 康维达无线有限责任公司 终端和中继设备、基站以及方法
KR101952725B1 (ko) 2017-05-12 2019-05-17 에스케이텔레콤 주식회사 무선 프레임의 제어 신호를 이용한 서브 프레임 주기 결정 방법 및 이를 지원하는 장치
US11678358B2 (en) 2017-10-03 2023-06-13 Commscope Technologies Llc Dynamic downlink reuse in a C-RAN
EP3758418B1 (fr) 2018-02-22 2023-09-20 KDDI Corporation Dispositif de commande de réseau de communication cellulaire dans lequel est effectuée une communication relayée, dispositif station de base, dispositif terminal, procédés de commande associés et programme
CN112005598B (zh) 2018-05-16 2023-06-09 康普技术有限责任公司 用于c-ran中的高效前传的下行链路多播
CN111989971A (zh) 2018-05-16 2020-11-24 康普技术有限责任公司 C-ran中的动态上行链路重复使用
WO2019236689A1 (fr) 2018-06-08 2019-12-12 Commscope Technologies Llc Régulation automatique de puissance d'émission pour des points radio d'un réseau d'accès radio centralisé qui fournissent principalement un service sans fil à des utilisateurs situés dans une zone d'événement d'un lieu
US10966172B2 (en) * 2018-07-09 2021-03-30 Qualcomm Incorporated Physical random access channel (PRACH) configuration periodicity extension for backhaul links
EP3847788A4 (fr) 2018-09-04 2022-05-11 CommScope Technologies LLC Réduction de débit de fronthaul à utiliser dans un réseau d'accès radio centralisé

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080181167A1 (en) * 2006-10-25 2008-07-31 Sydir Jaroslaw J Interleaved frame structure enabling relay and access links to share a channel for multi-hop wireless broadband access communications

Family Cites Families (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6778517B1 (en) * 1999-10-14 2004-08-17 Bellsouth Intellectual Property Corporation Wireless broadband service
US7006461B2 (en) * 2001-09-17 2006-02-28 Science Applications International Corporation Method and system for a channel selective repeater with capacity enhancement in a spread-spectrum wireless network
EP1728407A4 (fr) * 2004-03-25 2007-05-30 Research In Motion Ltd Procede de point d'acces sans fil et dispositif permettant de reduire les couts et la consommation d'energie
CN1674455A (zh) * 2004-03-25 2005-09-28 皇家飞利浦电子股份有限公司 在tdd cdma通信体系中用于实现下行链路联合检测的方法和装置
US7457296B2 (en) * 2004-09-30 2008-11-25 Intel Corporation Method and apparatus for sorting packets in packet schedulers using a connected trie data structure
KR20070073138A (ko) * 2006-01-03 2007-07-10 삼성전자주식회사 다중 홉 릴레이 방식의 광대역 무선 접속 통신 시스템에서투명 중계하기 위한 장치 및 방법
KR20070073508A (ko) * 2006-01-05 2007-07-10 삼성전자주식회사 광대역 무선접속 통신시스템에서 하이브리드 다이버시티모드로 통신하기 위한 장치 및 방법
EP1848165A3 (fr) * 2006-04-19 2011-05-04 Samsung Electronics Co., Ltd. Service de relais dans un système de communications d'accès sans fil large bande à sauts multiples
KR101197521B1 (ko) * 2006-04-24 2012-11-09 삼성전자주식회사 공통 제어 채널을 이용하는 이동통신 시스템에서 자원 할당정보를 비트맵을 통해 송수신하는 방법 및 장치
US7620370B2 (en) * 2006-07-13 2009-11-17 Designart Networks Ltd Mobile broadband wireless access point network with wireless backhaul
JP4805751B2 (ja) * 2006-08-18 2011-11-02 富士通株式会社 無線通信装置および無線通信方法
JP4790544B2 (ja) * 2006-08-31 2011-10-12 富士通株式会社 リレー通信システムにおける再送制御方法及びリレー局装置
US20080068979A1 (en) * 2006-09-14 2008-03-20 Motorola, Inc. Adaptive and preemptive scheduling of transmissions
US20080069026A1 (en) * 2006-09-14 2008-03-20 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Repeater for WUSB applications
EP1915005B1 (fr) * 2006-10-20 2011-10-19 Samsung Electronics Co., Ltd. Appareil et procédé pour prendre en charge un service de relais à sauts multiples dans un système de communication sans fil
WO2008057388A1 (fr) * 2006-11-01 2008-05-15 Nokia Siemens Networks Gmbh & Co.Kg Structure de trame hiérarchique pour système ofdma avec relais
US20080108355A1 (en) * 2006-11-03 2008-05-08 Fujitsu Limited Centralized-scheduler relay station for mmr extended 802.16e system
US7990906B2 (en) * 2006-11-03 2011-08-02 Fujitsu Semiconductor Limited Frame structure for a relay station operating in mobile networks
WO2008066285A1 (fr) * 2006-11-27 2008-06-05 Samsung Electronics Co., Ltd. Procédé de sélection de cellule dans un système de communication mobile et système associé
US8681743B2 (en) * 2006-12-08 2014-03-25 Samsung Electronics Co., Ltd. Apparatus and method for selecting frame structure in multihop relay broadband wireless access communication system
US7953374B2 (en) * 2006-12-22 2011-05-31 Acer Incorporated Scheduling methods and systems for wireless multi-hop relay communications
GB0700801D0 (en) * 2007-01-16 2007-02-21 Nortel Networks Ltd Shared radio backhaul system
CN101715630A (zh) * 2007-02-22 2010-05-26 中兴通讯美国公司 无线通信***中用于多跳中继的信令
KR100949291B1 (ko) * 2007-02-22 2010-03-25 삼성전자주식회사 중계 방식의 무선통신 시스템에서 버퍼링을 고려한 자원할당 장치 및 방법
CN101296016A (zh) * 2007-04-27 2008-10-29 北京三星通信技术研究有限公司 WiMax&WiBro中继***中多播数据的传输方法
CN101345544B (zh) * 2007-07-09 2012-10-10 电信科学技术研究院 一种采用支持Relay的帧结构进行无线传输的方法和***
JP2009117891A (ja) * 2007-11-01 2009-05-28 Toshiba Corp 無線通信装置
US9118465B2 (en) * 2008-02-21 2015-08-25 Google Technology Holdings LLC Method for supporting flexible frame structures in wireless communication systems
US8780798B2 (en) * 2008-03-05 2014-07-15 Telefonaktiebolaget L M Ericsson (Publ) Method and devices for providing enhanced signaling
EP2258121B1 (fr) * 2008-03-27 2016-10-26 Nokia Technologies Oy Appareil et procédé pour l'attribution de sous-trames sur une porteuse mixte
US8335176B2 (en) * 2008-04-07 2012-12-18 Qualcomm Incorporated Transmission of overhead channels with timing offset and blanking
US8675537B2 (en) * 2008-04-07 2014-03-18 Qualcomm Incorporated Method and apparatus for using MBSFN subframes to send unicast information
US8442069B2 (en) * 2008-04-14 2013-05-14 Qualcomm Incorporated System and method to enable uplink control for restricted association networks
WO2009150245A1 (fr) * 2008-06-13 2009-12-17 Nokia Siemens Networks Oy Génération de sous-canal pour un réseau sans fil maillé
EP2298018B1 (fr) * 2008-06-30 2016-05-18 Qualcomm Incorporated Liaison en retour sans fil
US9867203B2 (en) * 2008-07-11 2018-01-09 Qualcomm Incorporated Synchronous TDM-based communication in dominant interference scenarios
US9294219B2 (en) * 2008-09-30 2016-03-22 Qualcomm Incorporated Techniques for supporting relay operation in wireless communication systems
US20100110964A1 (en) * 2008-11-04 2010-05-06 Motorola, Inc. Method for Relays within Wireless Communication Systems
KR101012391B1 (ko) * 2008-11-11 2011-02-09 엘지전자 주식회사 무선 통신 시스템에 있어서, 하향링크로 서브프레임 지정 정보를 전송하는 방법
US9007992B2 (en) * 2008-11-18 2015-04-14 Nokia Corporation Relaying in a communication system
CN102318228B (zh) * 2009-02-11 2015-11-25 Lg电子株式会社 用于传送上行链路信号和反馈信息的方法以及使用该方法的中继装置
CN105281876B (zh) * 2009-02-17 2019-04-19 Lg电子株式会社 在中继站与基站之间发送/接收数据的方法
JP2012520621A (ja) * 2009-03-13 2012-09-06 リサーチ イン モーション リミテッド 中継受信同調化システムおよびその方法
US9265053B2 (en) * 2009-04-06 2016-02-16 Futurewei Technologies, Inc. System and method for assigning backhaul resources
US8289895B2 (en) * 2009-04-24 2012-10-16 Research In Motion Limited Relay link HARQ operation
CA2765797A1 (fr) * 2009-06-16 2010-12-23 Interdigital Patent Holdings, Inc. Procede et appareil pour operation harq synchrone et pour eviter les interferences
US8811253B2 (en) * 2009-08-12 2014-08-19 Qualcomm Incorporated Resource specification for broadcast/multicast services
US20120220214A1 (en) * 2009-10-19 2012-08-30 Nokia Siemens Networks Oy Method and apparatus for provision of paging messages in relay network
US9014079B2 (en) * 2009-10-29 2015-04-21 Telefonaktiebolaget L M Ericsson (Publ) Intra-subframe time multiplexing
KR101724371B1 (ko) * 2010-05-28 2017-04-10 삼성전자주식회사 셀들이 중첩되는 무선통신 시스템에서 이동성을 지원하기 위한 장치 및 방법
CN102340852B (zh) * 2010-07-20 2015-02-18 电信科学技术研究院 移动通信***基站节能方法及装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080181167A1 (en) * 2006-10-25 2008-07-31 Sydir Jaroslaw J Interleaved frame structure enabling relay and access links to share a channel for multi-hop wireless broadband access communications

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ERICSSON: "Self backhauling and lower layer relaying", 3GPP DRAFT; R1-082470, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Warsaw, Poland; 20080624, 24 June 2008 (2008-06-24), XP050110741, [retrieved on 2008-06-24] *
LG ELECTRONICS: "Subframe Configuration for Relay Node Transmission and Reception in LTE-", 3GPP DRAFT; R1-090221, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, no. Ljubljana; 20090109, 9 January 2009 (2009-01-09), XP050318151, [retrieved on 2009-01-09] *
See also references of WO2010016693A2 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2552072A4 (fr) * 2010-03-26 2015-08-26 Alcatel Lucent Procédé et appareil de réutilisation de sous-trames de réseau de diffusion/multidiffusion à fréquence unique (mbsfn)
US9232358B2 (en) 2010-03-26 2016-01-05 Alcatel Lucent Method and apparatus for reusing MBSFN subframes

Also Published As

Publication number Publication date
WO2010016693A2 (fr) 2010-02-11
US20100034135A1 (en) 2010-02-11
KR20100018453A (ko) 2010-02-17
EP2311204B1 (fr) 2018-04-04
US9148217B2 (en) 2015-09-29
WO2010016693A3 (fr) 2010-05-14
EP2311204A4 (fr) 2014-12-17
CN101960737B (zh) 2016-10-12
KR101527978B1 (ko) 2015-06-18
CN101960737A (zh) 2011-01-26

Similar Documents

Publication Publication Date Title
WO2010016693A2 (fr) Procédé et appareil de communication utilisant une sous-trame entre une station de base et un relais
WO2010013980A2 (fr) Procédé d'affectation de ressources pour liaison terrestre et liaison d'accès dans un système de communication sans fil comprenant un relais
WO2010050705A2 (fr) Procédé pour le fonctionnement d'une station relais dans un système de communication sans fil
WO2010039003A2 (fr) Procédé et dispositif d'attribution de ressources sans fil à un relais dans un système de communication sans fil
WO2017188730A1 (fr) Procédé et appareil de configuration d'espace de détection dans une structure de trame, pour une nouvelle technologie d'accès radio dans un système de communication sans fil
WO2020145556A1 (fr) Procédé de multiplexage de ressources de liaison terrestre d'accès intégré
WO2010101432A2 (fr) Procédé et appareil de transmission d'un signal de contrôle dans une station relais
WO2010101366A2 (fr) Procédé et appareil de réception de données pour une station relais dans un système de communication sans fil
WO2010077038A2 (fr) Procédé et appareil pour transmettre un signal dans un système de communication sans fil
WO2010095887A2 (fr) Procédé pour attribuer des signaux de référence d'une liaison retour dans un système de communication de relais, et procédé et appareil pour transmettre/recevoir des données au moyen dudit système
WO2010082752A2 (fr) Procédé de transmission de signaux utilisant une sous-trame mbsfn dans un système de communication radio
WO2010117208A2 (fr) Procédé et appareil de transmission de signal dans un système de communication à relais
WO2010093143A2 (fr) Procédé et appareil de transmission en relais de données dans un système de communications sans fil
WO2010085062A2 (fr) Procédé et appareil de transmission du signal concentré dans un système de communication sans fil comprenant une station de relais
WO2013019046A2 (fr) Procédé de mesure de qualité de canal dans un système d'accès sans fil et appareil correspondant
WO2019074311A1 (fr) Procédé et appareil pour décaler une limite d'une sous-trame de liaison montante ou d'un intervalle de liaison montante dans un système de communication sans fil
WO2011031080A2 (fr) Procédé et appareil de communication dans un système de relais
WO2010077120A2 (fr) Procédé pour relayer des données grâce à une station relais dans un système de communication sans fil sur la base d'un tdd
WO2012124922A2 (fr) Procédé de réception de signal de liaison descendante et procédé d'émission de ce signal, équipement utilisateur et station de base
WO2015170901A1 (fr) Procédé et appareil de synchronisation inter-cellules basée sur une interface radio dans un système de communications sans fil
WO2019194574A1 (fr) Procédé et appareil pour la prise en charge d'une opération de relais pour urllc dans un système de communication sans fil
WO2016200229A1 (fr) Procédé et appareil permettant de prendre en charge un duplexage par répartition dans le temps pour l'internet des objets cellulaire dans un système de communication sans fil
WO2012134123A2 (fr) Structure de sous-trame de liaison terrestre dans un système de communication mobile et son procédé de transmission d'informations
WO2019022587A1 (fr) Procédé et appareil de gestion de taille de tampon logiciel à double connectivité, dans un système de communications sans fil
WO2011025333A2 (fr) Procédé dans lequel un terminal mobile émet/recoit un signal au moyen d'une structure de trame drt prédéterminée dans un système de communication sans fil

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20100804

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

AX Request for extension of the european patent

Extension state: AL BA RS

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20141114

RIC1 Information provided on ipc code assigned before grant

Ipc: H04B 7/26 20060101AFI20141110BHEP

Ipc: H04W 84/04 20090101ALI20141110BHEP

Ipc: H04W 72/04 20090101ALI20141110BHEP

17Q First examination report despatched

Effective date: 20170410

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RIC1 Information provided on ipc code assigned before grant

Ipc: H04W 72/04 20090101ALI20170927BHEP

Ipc: H04L 29/06 20060101ALI20170927BHEP

Ipc: H04W 84/04 20090101ALI20170927BHEP

Ipc: H04B 7/26 20060101AFI20170927BHEP

INTG Intention to grant announced

Effective date: 20171016

GRAJ Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted

Free format text: ORIGINAL CODE: EPIDOSDIGR1

GRAR Information related to intention to grant a patent recorded

Free format text: ORIGINAL CODE: EPIDOSNIGR71

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

INTC Intention to grant announced (deleted)
INTG Intention to grant announced

Effective date: 20180221

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 986674

Country of ref document: AT

Kind code of ref document: T

Effective date: 20180415

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602009051642

Country of ref document: DE

REG Reference to a national code

Ref country code: NL

Ref legal event code: FP

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 10

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180704

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180704

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180705

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 986674

Country of ref document: AT

Kind code of ref document: T

Effective date: 20180404

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180806

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602009051642

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

26N No opposition filed

Effective date: 20190107

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180731

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20180731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180731

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180731

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180731

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20090731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180404

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180404

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20180804

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230523

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20230609

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20230607

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20240604

Year of fee payment: 16

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 20240604

Year of fee payment: 16